Sound Level of a Machine with an Enclosed Cab
The sound level in the operator's compartment is 79 dB (A). This machine is equipped with a properly installed closed cab. The closed cab has been properly maintained. The measurement was obtained on a static machine. To find the procedure for using the static machine and the conditions for using the static machine, see "ISO 6394" or "86/662/EEC" .
The sound level outside the operator's compartment is 110 dB (A). This machine is equipped with a properly installed closed cab. The closed cab has been properly maintained. The measurement was obtained on a static machine. To find the procedure for using the static machine and the conditions for using the static machine, see "ISO 6393" or "86/662/EEC" .
The sound level in the operator's compartment is 81 dB (A). This machine is equipped with a properly installed closed cab. The closed cab has been properly maintained. The measurements were obtained on a machine that was moving using the following procedure. See "ISO 6396" or "95/27/EEC" .
The sound level outside the operator's compartment is 112 dB (A). This machine is equipped with a properly installed closed cab. The closed cab has been properly maintained. The measurements were obtained on a machine that was moving using the following procedure. See "ISO 6395" or "95/27/EEC" .
The Leq level of sound in the operator's compartment is 82 dB (A). This machine is equipped with a properly installed closed cab with an EU package for sound suppression. The measurement was obtained on a static machine. To find the procedure for using the static machine and the conditions for using the static machine, see "ANSI/SAE J1166". Refer to this information for the occupational noise exposure criteria that has been established by OSHA, MSHA, and EU .
The Leq level of sound outside the operator's compartment is 85 dB (A). This machine is equipped with a properly installed closed cab with an EU package for sound suppression. The measurement was obtained on a static machine. To find the procedure for using the static machine and the conditions for using the static machine, see "ANSI/SAE J1166". Refer to this information for the occupational noise exposure criteria that has been established by OSHA, MSHA, and EU .
Extent of Vibration for Operator
Hands and Arms: The hands and the arms are exposed to the weighted root mean square acceleration of less than 2.5 m/s2.
Whole Body: The whole body is exposed to the weighted root mean square acceleration of 0.72 m/s2.
Measurements are obtained on a representative machine. Use the measuring procedure in the following standards.
- "ISO 2631/1"
- "ISO 5349"
- "SAE J1166"
If a machine is equipped with a cab, the position of the operator conforms to industry standards. These standards are "SAE J154" and "ISO 3411". An item should not protrude into the space of the cab. The following items should not protrude into the cab.
- Radio
- Fire extinguisher
- Lunch box
Objects in the cab should be secured. The objects must remain in place during operations in rough terrain. The objects must remain in place during a rollover of the machine.